KCAD (Kontrol-Alt-Delete) is a somewhat sarcastic screensaver for KDE. It
is intended for those of you who are stuck with BOFH-type bosses who insist
on running Windows NT. This screensaver should assist you in appeasing their
Microsoft-enhanced sensibilities. By default, KCAD looks just very KDE-ish,
but with a little bit of configuration-editing, it will fool 99% of the Bosses
out there.

Using the Secret KCAD Boss Deflector
In order to make KCAD look like it does in the second screenshot
above, you must create a configuration file for KCAD. Put the
following text in the file $HOME/.kde/share/config/kcad.kss: